On influence of acoustic survey methodology improvement on krill biomass estimation. (A comparison of results of acoustic surveys based on single-frequency and double-frequency algorithms)
krill surveys have taken place for the recent twenty years. It has been attempted to determine ... the influence of such improvements on krill biomass estimation. The letter seems to become useful in comparative ... analysis of krill biomass data from the results of different acoustic surveys. There have been presented ... the results of krill biomass comparative estimation by single-frequency and double-frequency algorithms ...
Meeting Document : WG-EMM-01/41 : Author(s): S.M. Kasatkina and A.P. Malyshko (Russia)
To the problem of assessment of probability of finding Antarctic krill concentrations in Division 58.4.2
of researches for creation of an imitation model of krill distribution and search in the Cooperation ... and Cosmonauts Seas (30–80°E). At this the following main problems were addressed:- Systematization of krill ... of krill concentrations and catch size. Author(s): V.N. Yakovlev, V.A. Bibik and L.M. Kokoz (Ukraine ... ) Title: To the problem of assessment of probability of finding Antarctic krill concentrations ...
Meeting Document : WG-Krill-94/7 Rev. 1 : Author(s): V.N. Yakovlev, V.A. Bibik and L.M. Kokoz (Ukraine)
Abstract: The research project to digitize former Soviet krill fishing research, exploratory ... University of Kyiv. This valuable set of krill data was collected during Soviet Union krill-fishing ... was to collect data and samples and to create an estimation of the commercial exploitation of the Antarctic krill ... of observations for investigation of the environment and the climate change impact on krill population ...
Meeting Document : CCAMLR-XXVIII/BG/18 : Author(s): Delegation of Ukraine
Abstract: Five Members (6 vessels) are fishing for krill in Area 48 in 2008/09, and have taken ... 82849 t of krill to date (Norway 33482 t, Korea 23522 t, Japan 13515 t, Russia 9654 t, Poland 2676 ... t). The forecast total catch of krill for the current season falls in the range 109000-147000 t. This compares ... with 156521 t of krill reported in STATLANT data in 2007/08. Recent developments in the krill fishery include ...
Meeting Document : WG-EMM-09/06 : Author(s): Secretariat
Abstract: Preliminary computations are carried out for the krill yield model of Butterworth et al ... . (1993), adjusted as requested by the fifth meeting of WG-KRILL. This involves modifying the input ... by the fishery, and higher natural mortality for younger ages of krill. Results do not differ greatly from those ... and D.S. Butterworth (South Africa) Title: Yet further krill yield computations Approval: Approved ...
Meeting Document : WG-Krill-94/23 : Author(s): R.B. Thomson and D.S. Butterworth (South Africa)
Abstract: Feeding behavior of Antarctic krill (Euphausia superba) on salps was observed through ... 1 salp/krill/day. Among 4 items of ethanol extracts; salps, phytoplankton, krill, and polychaets, krill ... to krill. The result of our experiment might indicate a tight ecological relationship between krill ... be a possibility of link between microbial loop and krill through salps. Author(s): Takahashi, Y., Kawaguchi ...
Meeting Document : WG-EMM-95/57 : Author(s): Takahashi, Y., Kawaguchi, S.
Report of the first SCAR Krill Action Group (SKAG) meeting (Cambridge, United Kingdom, 16 July 2018)
the establishment of a krill expert group to bring together those scientists working on krill and to have a linkage ... the SCAR Krill Action Group (SKAG) (SC-CAMLR IIIVI Paragraphs 10.9- 10.11). SCAR Krill Action Group (SKAG ... of SKAG is to become the major conduit between CCAMLR and the wider krill science community, and provide ... a forum to guide research directions, promote collaboration, improve understanding of krill biology ...
Meeting Document : SC-CAMLR-XXXVII/23 : Author(s): B. Meyer
On the possibility of practical utilisation of krill target strength TS in situ obtained on the basis of EK-500 measurements
Abstract: Comparative analysis of krill length distribution in the echosurvey area, obtained ... with trawl and acoustic methods is presented. Besides, the acoustic estimate of krill length composition ... in situ at the frequency of 120 kHz as measured with echosounder EK-500 (split-beam) principle). Krill ... was caught with the commercial trawl RT 741448. It was shown that differences between krill length ...
Meeting Document : WG-EMM-98/19 : Author(s): S.M. Kasatkina (Russia)
Characteristics of interannual variation in aggregation and diurnal vertical migration of Antarctic krill at South Georgia during winter
index and diurnal vertical distribution for Antarctic krill in krill fishing grounds (hotspots) at South ... Georgia during winter based on Japanese krill fishery data during the period 1990-2012. High density ... are as follows: Median CPUEs did not show particularly low values in winter even when krill abundance ... and predator performance were poor in the previous summer. Krill recruitment index at South Georgia suggested ...
Meeting Document : WG-EMM-18/34 : Author(s): T. Ichii, Y. Mori, P.N. Trathan, K. Mahapatra, M. Okazaki, T. Hayashi and T. Okuda
DEMOGRAPHIC PATTERNS OF ANTARCTIC KRILL (EUPHAUSIA SUPERBA) EXPLAIN THE SPATIAL SEGREGATION OF BALEEN WHALES (MYSTICETI) AROUND THE SOUTH SHETLAND ISLANDS, ANTARCTICA
and Antarctic krill (Euphausia superba) abundance and demography near the South Shetland Islands (Antarctic ... Peninsula) and test whether whales exhibit interspecific differences in their exploitation of krill ... resources. Whale distributions were based on visual surveys and krill distribution, abundance ... sampled over five years resulting in the most comprehensive linked whale-krill study in the SW Atlantic ...
Meeting Document : WG-EMM-09/33 : Author(s): J.A. Santora, C.S. Reiss, V.J. Loeb and R.R. Veit (USA)